Person treated for allergic reaction in Lusby, MD Heard on: Calvert MD Fire Dispatch Group Calls 00:27 00:00 Maple Box Three Hundred and Nine, (number withheld) Rio Grande Trail, across Longhorn Circle and Ruffler's Ridge. Transcript This transcript is auto-generated from live dispatch audio and may be incomplete or inaccurate. It is not an official report and may change. 00:00 Maple Box Three Hundred and Nine, (number withheld) Rio Grande Trail, across Longhorn Circle and Ruffler's Ridge. 00:05 For an allergic reaction, ambulance from Eighty Three is due to respond at (number withheld). 00:19 Medical box 309 (number withheld) Rio Grande Trail, across the Longhorn Circle and Ruffler's Ridge. 00:24 One allergic reaction. 00:25 Unit coming three zero respond at (number withheld). 6/30/2026 10:46 PM Medical Emergency Rio Grande Trail, Lusby, MD 20657 View on map